706511877857 has 2 divisors, whose sum is σ = 706511877858. Its totient is φ = 706511877856.

The previous prime is 706511877793. The next prime is 706511877881. The reversal of 706511877857 is 758778115607.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 645144697681 + 61367180176 = 803209^2 + 247724^2 .

It is a cyclic number.

It is not a de Polignac number, because 706511877857 - 2⁶ = 706511877793 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 706511877857.

It is not a weakly prime, because it can be changed into another prime (706511876857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 353255938928 + 353255938929.

It is an arithmetic number, because the mean of its divisors is an integer number (353255938929).

Almost surely, 2^706511877857 is an apocalyptic number.

It is an amenable number.

706511877857 is a deficient number, since it is larger than the sum of its proper divisors (1).

706511877857 is an equidigital number, since it uses as much as digits as its factorization.

706511877857 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23049600, while the sum is 62.

The spelling of 706511877857 in words is "seven hundred six billion, five hundred eleven million, eight hundred seventy-seven thousand, eight hundred fifty-seven".